Which of the following is a characteristic of reliable scientific study? (5 points) It is a part of a marketing campaign.
It is reported in scientific journals and websites.
O It is cited by at least one researcher.
O It is based on the work of a famous scientist.

the leaf is an organ of a typical plant, and the main functions are to complete photosynthesis and allow the plant to exchange gas, just like how we have the respiratory system. leaves have the stomata, which collects maintains co2 and o2 levels. this is necessary for cell metabolism. the leaf also collects sunlight using chloroplasts. succinctly, leaves own a pivotal role in sustaining plant life.